Joachim Hackenbruch
5Patents
2h-index
6Co-inventors
36Inventor score
Filing activity: Mar 7, 1989 → May 31, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5250738A | Process for the preparation of 1,4-bis(4-hydroxybenzoyl)-benzene | Chemistry; Metallurgy | 10 | Expired |
| US5264633A | Process for the preparation of 1,4-bis(4-hydroxybenzoyl)benzene | Chemistry; Metallurgy | 2 | Expired |
| US5451703A | Process for the preparation of biaryls | Chemistry; Metallurgy | 1 | Expired |
| US5292967A | Process for producing 2,3-difluoro-6-nitrophenol | Chemistry; Metallurgy | 1 | Expired |
| US4968845A | Process for the preparation of halogen-containing aromatic compounds | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.